EP2123855B1 - Interlocking mechanism for sliding rails - Google Patents

Interlocking mechanism for sliding rails Download PDF

Info

Publication number
EP2123855B1
EP2123855B1 EP09151394.5A EP09151394A EP2123855B1 EP 2123855 B1 EP2123855 B1 EP 2123855B1 EP 09151394 A EP09151394 A EP 09151394A EP 2123855 B1 EP2123855 B1 EP 2123855B1
Authority
EP
European Patent Office
Prior art keywords
interlocking
members
retaining
blocking
rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
EP09151394.5A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2123855A3 (en
EP2123855A2 (en
Inventor
Mo-Ming Yu
Xiang-wei HE
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hongfujin Precision Industry Shenzhen Co Ltd
Hon Hai Precision Industry Co Ltd
Original Assignee
Hongfujin Precision Industry Shenzhen Co Ltd
Hon Hai Precision Industry Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hongfujin Precision Industry Shenzhen Co Ltd, Hon Hai Precision Industry Co Ltd filed Critical Hongfujin Precision Industry Shenzhen Co Ltd
Publication of EP2123855A2 publication Critical patent/EP2123855A2/en
Publication of EP2123855A3 publication Critical patent/EP2123855A3/en
Application granted granted Critical
Publication of EP2123855B1 publication Critical patent/EP2123855B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B65/00—Locks or fastenings for special use
    • E05B65/46—Locks or fastenings for special use for drawers
    • E05B65/462—Locks or fastenings for special use for drawers for two or more drawers
    • E05B65/463—Drawer interlock or anti-tilt mechanisms, i.e. when one drawer is open, at least one of the remaining drawers is locked

Definitions

  • the present invention relates to an interlocking mechanism for sliding rails, and more particularly to an interlocking mechanism disposed in a cabinet to interlock sliding rails.
  • servers are movably disposed in a cabinet on sliding rails and arranged vertically.
  • the servers can be pushed into or pulled out of the cabinet easily.
  • the center of gravity of the cabinet might shift, which may result in the cabinet tipping over.
  • GB 2063355A discloses an interlocking mechanism for sliding rails.
  • the document US 3 323 849 A discloses an interlocking mechanism for a filing cabinet with several drawers.
  • the interlocking mechanism comprises a plurality of sliding rails, a plurality of interlocking members attached to a side wall of each drawer, each interlocking member comprises a driving portion and a retaining opening.
  • the interlocking mechanism further comprises a rod resiliently and slidably attached to the cabinet, wherein the rod is capable of moving from an unlocked position to a locked position.
  • the rod comprises a plurality of protrusions and a plurality of corresponding resilient members.
  • the driving portion releases one end of a spring-loaded rocker arm, which moves the rod to its locked position, wherein the resilient members are moved to the retaining openings of the other interlocking members to lock them and prevent the corresponding sliding rails from sliding.
  • the present invention provides an alternative interlocking mechanism to prevent several servers of the cabinet from being pulled out.
  • FIG. 1 is an exploded, isometric view of an interlocking mechanism for sliding rails in accordance with an embodiment of the present invention together with a rack of a cabinet, the interlocking mechanism includes a rod, and a plurality of locking subassemblies;
  • FIG. 2 is an exploded, isometric view of one of the locking subassemblies of FIG. 1 together with a sliding rail, the locking subassembly includes an interlocking member;
  • FIG. 3 is similar to FIG. 2 , but viewed from another aspect
  • FIG. 4 is an enlarged view of an encircled portion IV of FIG. 3 ;
  • FIG. 5 is a partial front elevational view of the interlocking member of FIG. 3 ;
  • FIG. 6 is a partial bottom plan view of the interlocking member of FIG. 3 ;
  • FIG. 7 is an assembled, isometric view of FIG. 3 ;
  • FIG. 8 is an enlarged view of an encircled portion VIII of FIG. 7 ;
  • FIG. 9 is an assembled, isometric view of FIG. 1 , but viewed from another aspect
  • FIG. 10 is similar to FIG. 9 , but shows a using state
  • FIGS. 11 and 12 respectively show position relations of the rod and two interlocking members of FIG. 9 and FIG. 10 .
  • an interlocking mechanism for sliding rails in accordance with an embodiment of the present invention is disposed in a cabinet.
  • the interlocking mechanism includes a rod 30, a first elastic member 40, and a plurality of locking subassemblies 100.
  • the locking subassembly 100 includes a retaining member 60, an interlocking member 70, a locking member 80, a second elastic member 42, and a blocking member 90.
  • the first elastic member 40 and the second elastic member 42 are helical springs.
  • Each locking subassembly 100 is attached to a sliding rail 50.
  • the cabinet includes two columns 10, and a beam 20 perpendicularly attached to the columns 10.
  • a receiving portion 22 is attached to the middle part of the beam 20.
  • the cross section of the receiving portion 22 is C-shaped.
  • the receiving portion 22 defines a hook hole 221 at the upside thereof.
  • the cross section of the rod 30 is C-shaped.
  • the rod 30 includes a plurality of protrusions 32 and resilient members 34.
  • the resilient members 34 are arranged along the length of the rod 30.
  • Each protrusion 32 extends from the rod 30 adjacent a free end of a corresponding resilient member 34.
  • the resilient members 34 slantingly extend from the rod 30.
  • Each resilient member 34 and the corresponding protrusion 32 can lock a locking subassembly 100 in position preventing a corresponding server mounted to a corresponding sliding rail 50 from being drawn out of the cabinet.
  • a side opposite to the protrusions 32 of the rod 30 has a hook portion 36 defining a hole therein to receive one end of the first elastic member 40(see FIGS. 9 and 10 ).
  • Each sliding rail 50 includes an outer rail 52 and an inner rail 54 slidably mounted to the outer rail 52.
  • the outer rail 52 and the inner rail 54 respectively define a plurality of screw holes.
  • the retaining member 60 includes a fixing portion 62 and a retaining portion 64 extending from the top of the fixing portion 62.
  • the fixing portion 62 defines a plurality of fixing holes 622.
  • the retaining portion 64 includes a bottom side 66 perpendicularly extending from the top of the fixing portion 62, a top side 65 parallel to the bottom side 66, and a vertical side 68 vertically connecting the corresponding edges of the top side 65 and the bottom side 66.
  • a junction of the top side 66 and the vertical side 68 defines a first hole 652.
  • a junction of the bottom side 66 and the fixing portion 62 defines a second hole 662.
  • a blocking tab 682 extends inwards from an end of the vertical side 68, adjacent the top side 65.
  • a supporting tab 684 extends inwards from the vertical side 68 adjacent the bottom side 66 and the first hole 652.
  • the interlocking member 70 includes a body 71, a grip 72 extends from an end of the body 71, and an interlocking portion 73 extending from a top of the body 71.
  • the interlocking portion 73 includes a top side 74 perpendicularly extending from the top of the body 71, a vertical side 75 perpendicularly extending down from a side of the top side 74, and a bottom side 76 perpendicularly extending inwards from the vertical side 75.
  • the top side 74 defines a slanting slot 742.
  • a junction of the top side 74 and the vertical side 75 defines a driving portion 752 in the middle part.
  • the driving portion 752 includes a rectangle-shaped receiving part 753 defined in the top side 74, and a trapezoid-shaped guiding part 754 defined in the vertical side 75.
  • the body 71 defines a rectangle-shaped receiving hole 712 adjacent the driving portion 752 in the middle part thereof, and a hook hole 714 adjacent a side of the receiving hole 712.
  • the bottom side 76 defines a trumpet-shaped retaining opening 762 corresponding to the driving portion 752.
  • the retaining opening 762 includes a trapezoid-shaped guiding part 764 in the distal edge of the bottom side 76, and a rectangle-shaped retaining part 763 adjacent the vertical side 75.
  • the locking member 80 includes a body 82 and a grip 81 extends from an end of the body 82.
  • the grip 81 defines a depressed portion in a side facing the interlocking member 70.
  • An L-shaped locking portion 83 extends from an upper portion of the body 82.
  • Two supporting portions 86 spaced from each other are attached to the body 82 below the locking portion 83.
  • Each supporting portion 86 defines a plurality of fixing holes 862.
  • Two retaining portions 87 spaced from each other extend up from the body 82.
  • the body 82 defines a hook hole 822 between the retaining portions 87.
  • the locking portion 83 includes a top side 84 perpendicularly extending from the body 82, and a vertical side 85 vertically extending down from an edge opposite to the body 82 of the top side 84.
  • a protrusion 842 protrudes up from a junction of the body 82 and the top side 84, adjacent the grip 81.
  • the top side 84 defines a peg hole 844 adjacent the protrusion 842, and a nearby arc-shaped slot 846 having a same center point as the peg hole 844.
  • a junction of the top side 84 and the vertical side 85 defines a through hole 847.
  • the retaining potions 87 respectively define a plurality of L-shaped fixing slots 872, configured for fixing a server to the locking member 80.
  • the blocking member 90 includes a blocking part 92, a sliding post 95, and a peg 96.
  • the blocking part 92 is polygon-shaped, and defines a pivot hole 922 and a fixing hole 924 therein.
  • the blocking part 92 further defines a blocking surface 925 adjacent the fixing hole 924.
  • a resilient portion 93 extends from a side surface of the blocking part 92.
  • the interlocking member 70 is slidably engaged between the locking portion 83 and the body 82 of the locking member 80.
  • the interlocking member grip 72 is received in the depressed portion of the locking member grip 81, and abuts against a first end adjacent the locking portion 83 of the locking member grip 81.
  • the driving portion 752 and the slanting slot 742 of the interlocking member 70 respectively align with the through hole 847 and the arc-shaped slot 846 of the locking member 80.
  • the second elastic member 42 is received in the receiving hole 712 of the interlocking member body 71.
  • Two ends of the second elastic member 42 respectively hook the hook hole 714 of the interlocking member body 71 and the hook hole 822 of the interlocking member body 82.
  • the blocking part 92 of the blocking member 90 is placed on the top side 84 of the locking member 80.
  • the sliding post 95 is fixed in the fixing hole 924 of the blocking part 92.
  • a lower end of the sliding post 95 is slidably received in the arc-shaped slot 846 of the locking portion 83 of the locking member 80 and the slanting slot 742 of the interlocking portion 73 of the interlocking member 70, and is located at first ends of the arc-shaped slot 846 and the slanting slot 742 that are adjacent the vertical side 85 of the locking portion 83 of the locking member 80.
  • the peg 96 rotatably passes through the pivot hole 922 of the blocking part 92, and engages in the peg hole 844 of the locking portion 83 of the locking member 80.
  • a free end of the resilient portion 93 of the blocking part 92 resists against the protrusion 842 of the locking portion 83 of the locking member 80 (see FIG. 10 ).
  • a plurality of screws passes through the fixing holes 862 of the supporting portion 86 of the locking member 80 and screws into the screw holes of the inner rail 54 to secure the inner rail 50 to the locking subassembly 100.
  • a plurality of screws passes through the fixing holes 622 of the fixing portion 62 of the retaining member 60 and screws into the screw holes of the outer rail 52 of the sliding rail 50 to secure the outer rail 52 to the locking subassembly 100.
  • the retaining portion 64 covers the locking portion 83 of the locking member 80.
  • the supporting tab 684 of the retaining portion 64 slidably abuts against the bottom side 76 of the interlocking portion 73 of the interlocking member 70.
  • the blocking surface 925 of the blocking part 92 is blocked by an end of the blocking tab 682 of the retaining member 60, thus the locking member 80 cannot slide relative to the retaining member 60, and the inner rail 54 of the sliding rail 50 cannot slide relative to the outer rail 52; correspondingly, a server fixed to the retaining portion 87 of the locking member 80 cannot move.
  • the first hole 652 of the retaining member 60, the driving portion 752 of the interlocking member 70, and the through hole 847 of the locking member 80 are in alignment.
  • the second hole 662 of the retaining member 60 and the retaining opening 762 of the interlocking member 70 are in alignment as well.
  • the rod 30 slidably passes through the receiving portion 22 of the beam 20.
  • Two ends of the first elastic member 40 respectively hook the hook portion 36 of the rod 30 and the hook hole 221 of the receiving portion 22.
  • a plurality of fixing means (such as screws fixes the retaining member 60 of each locking subassembly 100 to the columns 10 parallel to the beam 20.
  • a corresponding protrusion 32 of the rod 30 extends through the first hole 652 of the retaining member 60, the through hole 847 of the locking member 80, and the receiving part 753 of the driving portion 752 of the interlocking member 70; and is blocked by the driving portion guiding part 754.
  • a corresponding resilient member 34 of the rod 30 extends through the second hole 662 of the retaining member 60 and the retaining opening guiding part 764 of the interlocking member 70 (see FIG. 11 ).
  • the action causes the corresponding interlocking member grip 72 to abut against a second end away from the locking portion 83 of the locking member grip 81.
  • the second elastic member 42 is deformed.
  • the interlocking member 70 slides relative to the locking member 80; an edge of the slanting slot 742 of the locking member 70 pushes the sliding post 95 of the blocking member 90 to move to second ends of the slanting slot 742 and the arc-shaped slot 846 of the locking member 80 that are opposite to their first ends; the blocking part 92 rotates around the peg 96, and the resilient portion 93 deforms.
  • An edge of the driving portion guiding part 754 of the interlocking member 70 pushes the corresponding protrusion 32 of the rod 30 to slide out of the driving portion 752 and move onto the interlocking member top side 74.
  • the corresponding resilient member 34 of the rod 30 moves upwards along the retaining opening guiding part 764, and is deformed by an edge of the retaining opening guiding part 764.
  • the corresponding resilient member 34 slides along the edge of the retaining opening guiding part 764 to an edge of the interlocking member bottom side 76.
  • the first elastic member 40 is deformed.
  • the blocking surface 925 of the blocking part 92 moves away from the blocking tab 682 of the retaining member 60, such that the locking member 80, the server fixed at the locking member 80, the interlocking member 70, and the inner rail 54 can slide relative to the cabinet, the retaining member 60, and the outer rail 52.
  • the resilient members 34 are angled away from the rod 30, the resilient members 34 corresponding to the other servers move to the retaining parts 763 of the retaining openings 762 of the interlocking members 70 of the corresponding locking subassemblies 100.
  • the servers fixed at these locking subassemblies 100 cannot be pulled out of the cabinet.
  • the interlocking member 70 slides to its original position via the restoration of the second elastic member 42.
  • the sliding post 95 of the blocking member 90 is pushed by the edge of the slanting slot 742 of the interlocking member 70 to slide to the first ends of the slanting slot 742 and the arc-shaped slot 846 of the locking member 80.
  • the resilient portion 93 restores to help the blocking part 92 of the blocking member 90 to rotate, and the blocking surface 925 of the blocking part 92 is blocked by the blocking tab 682 of the retaining member 60.
  • the rod 30 slides to its original position via the restoration of the first elastic member 40. Then any one of the servers can be pulled out of the cabinet by operating the interlocking member 70 of the corresponding locking subassemblies 100.
  • the locking members 80 and the blocking members 90 can be omitted, and the interlocking members 70 are directly fixed to the inner rails 54 of the corresponding sliding rails 50.
  • the inner rails 54 define a plurality of fixing slots to fix servers. The present invention will achieve a similar effect.

Landscapes

  • Drawers Of Furniture (AREA)
  • Support Devices For Sliding Doors (AREA)
  • Lock And Its Accessories (AREA)
  • Casings For Electric Apparatus (AREA)
EP09151394.5A 2008-05-21 2009-01-27 Interlocking mechanism for sliding rails Expired - Fee Related EP2123855B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2008103017013A CN101588691B (zh) 2008-05-21 2008-05-21 滑轨互锁装置

Publications (3)

Publication Number Publication Date
EP2123855A2 EP2123855A2 (en) 2009-11-25
EP2123855A3 EP2123855A3 (en) 2013-01-02
EP2123855B1 true EP2123855B1 (en) 2014-06-18

Family

ID=41060052

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09151394.5A Expired - Fee Related EP2123855B1 (en) 2008-05-21 2009-01-27 Interlocking mechanism for sliding rails

Country Status (4)

Country Link
US (1) US8052229B2 (zh)
EP (1) EP2123855B1 (zh)
JP (1) JP5307626B2 (zh)
CN (1) CN101588691B (zh)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101136986B1 (ko) 2011-11-18 2012-07-12 주식회사 두손씨에스티 서버 시스템
CN103075058B (zh) * 2013-02-06 2014-11-05 常州兴盛天和电器有限公司 抽屉的互锁及锁紧装置
CN104979761B (zh) * 2014-04-14 2017-11-17 施耐德电器工业公司 可调节扶手和具有该可调节扶手的配电柜
CN104470280B (zh) * 2014-12-31 2016-07-06 国家电网公司 一种安装竖直导轨的电子装置安装柜
CN106559966B (zh) * 2015-09-25 2019-02-01 川湖科技股份有限公司 具有连环锁装置的滑轨总成
CN106793664B (zh) * 2016-12-13 2022-06-14 无锡海达尔精密滑轨股份有限公司 用于服务器柜的可顺序运动的滑轨
CN108112204B (zh) * 2018-01-22 2024-05-24 李志强 一种新型巡检装置
CN109548333B (zh) * 2018-11-29 2020-12-29 英业达科技有限公司 复归式卡榫装置及应用该复归式卡榫装置的服务器
CN114096106B (zh) * 2020-08-24 2024-08-06 川湖科技股份有限公司 滑轨总成
CN112764482B (zh) * 2021-01-18 2023-03-14 英业达科技有限公司 服务器机壳
CN113126707B (zh) * 2021-03-12 2023-02-28 山东英信计算机技术有限公司 一种节点互锁服务器

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US1613731A (en) * 1925-04-04 1927-01-11 Stockov Max Wardrobe trunk
US1603483A (en) * 1925-06-22 1926-10-19 William S Masengale Drawer-locking mechanism for trunks
DE1429493B1 (de) * 1964-10-02 1970-12-03 Breuninger & Groezinger Gmbh Vorrichtung zum zentralen Verriegeln von in Schubladenschraenken uebereinander angeordneten Schubladen
US3259444A (en) * 1965-01-21 1966-07-05 Friend Irvin Locking device for cabinet with two or more drawers
US3323849A (en) * 1965-10-23 1967-06-06 Art Metal Inc Filing cabinet or the like
FR2158745A5 (zh) * 1971-10-25 1973-06-15 Rhodaniens Atel
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JPS5927824B2 (ja) * 1976-03-03 1984-07-09 村田機械株式会社 抽斗のインタロツク装置
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Also Published As

Publication number Publication date
US8052229B2 (en) 2011-11-08
EP2123855A3 (en) 2013-01-02
EP2123855A2 (en) 2009-11-25
US20090289533A1 (en) 2009-11-26
JP2009283937A (ja) 2009-12-03
JP5307626B2 (ja) 2013-10-02
CN101588691B (zh) 2013-04-24
CN101588691A (zh) 2009-11-25

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